The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve data. This query returns the names of employees who earn less than the average ...

When you use index views in the right situations, they can dramatically improve the performance of SQL Server queries. Tim Chapman explains why performance testing is the best way to tell if ...

One of the most common problems when running SQL Servers is slow queries. The help desk or database team usually hears that described as the application is slow or the database is slow. In the ...

When PROC SQL executes the view, the stored query assigns the libref and establishes the DBMS connection using the information in the LIBNAME statement. The scope of the libref is local to the view, ...

Naturally, query performance was abysmal. And none of the queries actually used that column! Of course, the column was buried seven views deep, so even finding it was difficult.

SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them.

I’ve created a script that monitors a table in a SQL Server database. I’m only interested in one column in the table: TimeStamp. If the maximum (newest) value in TimeStamp is more than 30 ...

Joey on SQL Server Deep Dive into SQL Server 2022's Query Performance Features, Part 2: PSP Optimization Reduce workload times with this handy feature that can benefit every database pro.

Executing this query in SQL returns results such as: Now if you drop the view from your data model and re-add it, EF will pick up the real primary key column that is labeled NID and your LINQ ...